/*! `java` grammar compiled for Highlight.js 11.9.0 */
var hljsGrammar = (function () {
  'use strict';

  // https://docs.oracle.com/javase/specs/jls/se15/html/jls-3.html#jls-3.10
  var decimalDigits = '[0-9](_*[0-9])*';
  var frac = `\\.(${decimalDigits})`;
  var hexDigits = '[0-9a-fA-F](_*[0-9a-fA-F])*';
  var NUMERIC = {
    className: 'number',
    variants: [
      // DecimalFloatingPointLiteral
      // including ExponentPart
      { begin: `(\\b(${decimalDigits})((${frac})|\\.)?|(${frac}))` +
        `[eE][+-]?(${decimalDigits})[fFdD]?\\b` },
      // excluding ExponentPart
      { begin: `\\b(${decimalDigits})((${frac})[fFdD]?\\b|\\.([fFdD]\\b)?)` },
      { begin: `(${frac})[fFdD]?\\b` },
      { begin: `\\b(${decimalDigits})[fFdD]\\b` },

      // HexadecimalFloatingPointLiteral
      { begin: `\\b0[xX]((${hexDigits})\\.?|(${hexDigits})?\\.(${hexDigits}))` +
        `[pP][+-]?(${decimalDigits})[fFdD]?\\b` },

      // DecimalIntegerLiteral
      { begin: '\\b(0|[1-9](_*[0-9])*)[lL]?\\b' },

      // HexIntegerLiteral
      { begin: `\\b0[xX](${hexDigits})[lL]?\\b` },

      // OctalIntegerLiteral
      { begin: '\\b0(_*[0-7])*[lL]?\\b' },

      // BinaryIntegerLiteral
      { begin: '\\b0[bB][01](_*[01])*[lL]?\\b' },
    ],
    relevance: 0
  };

  /*
  Language: Java
  Author: Vsevolod Solovyov <vsevolod.solovyov@gmail.com>
  Category: common, enterprise
  Website: https://www.java.com/
  */


  /**
   * Allows recursive regex expressions to a given depth
   *
   * ie: recurRegex("(abc~~~)", /~~~/g, 2) becomes:
   * (abc(abc(abc)))
   *
   * @param {string} re
   * @param {RegExp} substitution (should be a g mode regex)
   * @param {number} depth
   * @returns {string}``
   */
  function recurRegex(re, substitution, depth) {
    if (depth === -1) return "";

    return re.replace(substitution, _ => {
      return recurRegex(re, substitution, depth - 1);
    });
  }

  /** @type LanguageFn */
  function java(hljs) {
    const regex = hljs.regex;
    const JAVA_IDENT_RE = '[\u00C0-\u02B8a-zA-Z_$][\u00C0-\u02B8a-zA-Z_$0-9]*';
    const GENERIC_IDENT_RE = JAVA_IDENT_RE
      + recurRegex('(?:<' + JAVA_IDENT_RE + '~~~(?:\\s*,\\s*' + JAVA_IDENT_RE + '~~~)*>)?', /~~~/g, 2);
    const MAIN_KEYWORDS = [
      'synchronized',
      'abstract',
      'private',
      'var',
      'static',
      'if',
      'const ',
      'for',
      'while',
      'strictfp',
      'finally',
      'protected',
      'import',
      'native',
      'final',
      'void',
      'enum',
      'else',
      'break',
      'transient',
      'catch',
      'instanceof',
      'volatile',
      'case',
      'assert',
      'package',
      'default',
      'public',
      'try',
      'switch',
      'continue',
      'throws',
      'protected',
      'public',
      'private',
      'module',
      'requires',
      'exports',
      'do',
      'sealed',
      'yield',
      'permits'
    ];

    const BUILT_INS = [
      'super',
      'this'
    ];

    const LITERALS = [
      'false',
      'true',
      'null'
    ];

    const TYPES = [
      'char',
      'boolean',
      'long',
      'float',
      'int',
      'byte',
      'short',
      'double'
    ];

    const KEYWORDS = {
      keyword: MAIN_KEYWORDS,
      literal: LITERALS,
      type: TYPES,
      built_in: BUILT_INS
    };

    const ANNOTATION = {
      className: 'meta',
      begin: '@' + JAVA_IDENT_RE,
      contains: [
        {
          begin: /\(/,
          end: /\)/,
          contains: [ "self" ] // allow nested () inside our annotation
        }
      ]
    };
    const PARAMS = {
      className: 'params',
      begin: /\(/,
      end: /\)/,
      keywords: KEYWORDS,
      relevance: 0,
      contains: [ hljs.C_BLOCK_COMMENT_MODE ],
      endsParent: true
    };

    return {
      name: 'Java',
      aliases: [ 'jsp' ],
      keywords: KEYWORDS,
      illegal: /<\/|#/,
      contains: [
        hljs.COMMENT(
          '/\\*\\*',
          '\\*/',
          {
            relevance: 0,
            contains: [
              {
                // eat up @'s in emails to prevent them to be recognized as doctags
                begin: /\w+@/,
                relevance: 0
              },
              {
                className: 'doctag',
                begin: '@[A-Za-z]+'
              }
            ]
          }
        ),
        // relevance boost
        {
          begin: /import java\.[a-z]+\./,
          keywords: "import",
          relevance: 2
        },
        hljs.C_LINE_COMMENT_MODE,
        hljs.C_BLOCK_COMMENT_MODE,
        {
          begin: /"""/,
          end: /"""/,
          className: "string",
          contains: [ hljs.BACKSLASH_ESCAPE ]
        },
        hljs.APOS_STRING_MODE,
        hljs.QUOTE_STRING_MODE,
        {
          match: [
            /\b(?:class|interface|enum|extends|implements|new)/,
            /\s+/,
            JAVA_IDENT_RE
          ],
          className: {
            1: "keyword",
            3: "title.class"
          }
        },
        {
          // Exceptions for hyphenated keywords
          match: /non-sealed/,
          scope: "keyword"
        },
        {
          begin: [
            regex.concat(/(?!else)/, JAVA_IDENT_RE),
            /\s+/,
            JAVA_IDENT_RE,
            /\s+/,
            /=(?!=)/
          ],
          className: {
            1: "type",
            3: "variable",
            5: "operator"
          }
        },
        {
          begin: [
            /record/,
            /\s+/,
            JAVA_IDENT_RE
          ],
          className: {
            1: "keyword",
            3: "title.class"
          },
          contains: [
            PARAMS,
            hljs.C_LINE_COMMENT_MODE,
            hljs.C_BLOCK_COMMENT_MODE
          ]
        },
        {
          // Expression keywords prevent 'keyword Name(...)' from being
          // recognized as a function definition
          beginKeywords: 'new throw return else',
          relevance: 0
        },
        {
          begin: [
            '(?:' + GENERIC_IDENT_RE + '\\s+)',
            hljs.UNDERSCORE_IDENT_RE,
            /\s*(?=\()/
          ],
          className: { 2: "title.function" },
          keywords: KEYWORDS,
          contains: [
            {
              className: 'params',
              begin: /\(/,
              end: /\)/,
              keywords: KEYWORDS,
              relevance: 0,
              contains: [
                ANNOTATION,
                hljs.APOS_STRING_MODE,
                hljs.QUOTE_STRING_MODE,
                NUMERIC,
                hljs.C_BLOCK_COMMENT_MODE
              ]
            },
            hljs.C_LINE_COMMENT_MODE,
            hljs.C_BLOCK_COMMENT_MODE
          ]
        },
        NUMERIC,
        ANNOTATION
      ]
    };
  }

  return java;

})();
;
export default hljsGrammar;